Big Ben

Past Producer in Emery county in Utah, United States with commodities Uranium, Vanadium
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Land status
  17. Ownership information
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10071402
MRDS ID W014772
Record type Site
Current site name Big Ben

Geographic coordinates

Geographic coordinates: -110.34212, 38.8533 (WGS84)
Elevation 1317
Relative position 13.75 MILES SOUTH 44 DEG WEST OF GREEN RIVER, UTAH

Site location context

Political divisions (FIPS codes)

Emery(county)

Utah(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Horse Bench West(quadrangle 1:24,000 scale)

San Rafael Desert(quadrangle 1:100,000 scale)

Salina(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

San Rafael(hydrologic unit)

Lower Green(hydrologic accounting unit)

Lower Green(hydrologic subregion)

Upper Colorado(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management UT)

Bureau of Land Management UT BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Utah Emery

Public Land Survey System information

Meridian Township Range Section Fraction State
Salt Lake 022S 014E 35 Utah

Comments on the location information

  • MORE EXACT MERIDIAN LOCATION SW 1/4 NE 1/4 SE 1/4 SEC. 35, T22S, R14E.

Commodities

Commodity Importance
Uranium Primary
Vanadium Critical Secondary

Materials information

Materials Type of material
Coffinite Ore
Tyuyamunite Ore

Alteration

  • (Local) Bleaching In Mudstone And Sandstone

Analytical data

Result 1.05% EU3O8. (1976) SELECTED SAMPLE

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Salt Wash Member of Morrison Formation
    Rock description Salt Wash Member of Morrison Formation
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Late Jurassic

Nearby scientific data

(1) -110.34212, 38.8533

Economic information

Geologic structures

Type of structure Regional
Structure description San Rafael Swell, Uinta Basin, Paradox Fold - And Fault Belt
Type of structure Local
Structure description Periodic Folds In Sub - Morrison Sediments

Ore body information

  • General form PINCH AND SWELL, POD OR LENS
    Strike N 50 DEG W
    Dip 2 DEG NE
    Plunge 2 DEG
    Plunge direction NE
    Thickness 3.05M
    Length 91.44M
    Width 24.38M
    Depth to top 10.67M
    Depth to bottom 18.29M

Controls for ore emplacement

  • Plant Remains (Mostly Logs) Paleochannels

Comments on the geologic information

  • MINERALIZATION IS LARGELY CONFINED TO PALEOCHANNELS AND IS CLOSELY RELATED TO PLANT REMAINS WHICH HAVE BEEN PARTIALLY OR WHOLLY REPLACED BY URANIUM AND/OR VANADIUM.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Medium
Significant No
Discovery year 1955

Mining district

District name Green River Desert

Land status

Ownership category BLM Administrative Area

Ownership information

  • Type Operator
    Owner Acerson, Alfred O.
  • Type Owner
    Owner Acerson, Alfred Or Donald

Workings at the site

  • Type of workings Surface
    Area 0.577HA
    Overall length 143.26M
    Overall width 42.67M

Comments on development

  • L60 - ECONOMIC STUDY (1957), L70 - ECONOMIC STUDY (1975 - 76)

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit Discovery Year: 1950'S

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1977 Trimble, Larry M. Bureau of Land Management

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.